{"classes":[{"calculus":[{"question":"\\\\frac{d}{dx} e^x","answer":"answer"},{"question":"\\\\frac{d}{dx} sin(x)","answer":"answer"},{"question":"\\\\int_{-3}^{2} x^2 dx","answer":"answer"},{"question":"\\\\int_{0}^{\\\\infty} tan(x) dx","answer":"answer"},{"question":"\\\\int_{-1}^{1} \\\\frac{1}{x} dx","answer":"answer"},{"question":"\\\\int e^x dx","answer":"answer"},{"question":"\\\\int_1^4 x^3 dx","answer":"answer"},{"question":"\\\\int_{-3}^{2} x dx","answer":"answer"},{"question":"\\\\int_{0}^{\\\\infty} sec(x) dx","answer":"answer"},{"question":"\\\\int_{-1}^{1} \\\\frac{1}{x^2} dx","answer":"answer"}]}]}